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Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; pr=C Received: from SATLEXMB04.amd.com (165.204.84.17) by BL02EPF00021F69.mail.protection.outlook.com (10.167.249.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.8114.16 via Frontend Transport; Mon, 28 Oct 2024 02:02:16 +0000 Received: from AUS-P9-MLIMONCI.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Sun, 27 Oct 2024 21:02:12 -0500 From: Mario Limonciello To: Hans de Goede , =?utf-8?q?Ilpo_J=C3=A4rvinen?= CC: "Rafael J . Wysocki" , Len Brown , Maximilian Luz , Lee Chun-Yi , "Shyam Sundar S K" , Corentin Chary , "Luke D . Jones" , Ike Panhc , Henrique de Moraes Holschuh , "Alexis Belmonte" , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Ai Chao , Gergo Koteles , open list , "open list:ACPI" , "open list:MICROSOFT SURFACE PLATFORM PROFILE DRIVER" , "open list:THINKPAD ACPI EXTRAS DRIVER" , Mark Pearson , Matthew Schwartz , Mario Limonciello Subject: [PATCH v2 09/15] ACPI: platform_profile: Notify change events on register and unregister Date: Sun, 27 Oct 2024 21:01:25 -0500 Message-ID: <20241028020131.8031-10-mario.limonciello@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241028020131.8031-1-mario.limonciello@amd.com> References: <20241028020131.8031-1-mario.limonciello@amd.com> Precedence: bulk X-Mailing-List: platform-driver-x86@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL02EPF00021F69:EE_|IA1PR12MB6089:EE_ X-MS-Office365-Filtering-Correlation-Id: 945d3c06-6038-44ad-692b-08dcf6f48c72 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|82310400026|36860700013|376014|7416014; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(1800799024)(82310400026)(36860700013)(376014)(7416014);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 28 Oct 2024 02:02:16.7747 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 945d3c06-6038-44ad-692b-08dcf6f48c72 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF00021F69.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB6089 As multiple platform profile handlers may come and go, send a notification to userspace each time that a platform profile handler is registered or unregistered. Tested-by: Matthew Schwartz Signed-off-by: Mario Limonciello --- drivers/acpi/platform_profile.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/acpi/platform_profile.c b/drivers/acpi/platform_profile.c index c0d0775831214..5fee467614eac 100644 --- a/drivers/acpi/platform_profile.c +++ b/drivers/acpi/platform_profile.c @@ -210,6 +210,7 @@ int platform_profile_register(struct platform_profile_handler *pprof) if (err) return err; list_add_tail(&pprof->list, &platform_profile_handler_list); + sysfs_notify(acpi_kobj, NULL, "platform_profile"); cur_profile = pprof; return 0; @@ -223,6 +224,8 @@ int platform_profile_remove(struct platform_profile_handler *pprof) list_del(&pprof->list); cur_profile = NULL; + + sysfs_notify(acpi_kobj, NULL, "platform_profile"); if (!platform_profile_is_registered()) sysfs_remove_group(acpi_kobj, &platform_profile_group);